<div class="clock">
  <div class="clock-face">
    <div class="hand hour-hand"></div>
    <div class="hand min-hand"></div>
    <div class="hand second-hand"></div>
  </div>
</div>

<style>
  .clock {
    width: 30rem;
    height: 30rem;
    border: 20px solid white;
    border-radius: 50%;
    margin: 50px auto;
    position: relative;
    padding: 2rem;
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.1), inset 0 0 0 3px #efefef,
      inset 0 0 10px black, 0 0 10px rgba(0, 0, 0, 0.2);
  }

  .clock-face {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .hand {
    width: 100%;
    height: 100%;
    position: absolute;
  }

  .clock-face::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 30px;
    background: black;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }

  .second-hand::after {
    content: '';
    position: absolute;
    background: red;
    width: 5px;
    height: 50%;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%, 0);
  }

  .min-hand::after {
    content: '';
    position: absolute;
    background: white;
    width: 10px;
    height: 40%;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%, 0);
  }

  .hour-hand::after {
    content: '';
    position: absolute;
    background: white;
    width: 15px;
    height: 30%;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%, 0);
  }
</style>